Storage door



FIG. 1 is a front perspective view of my new, original and ornamental design for a storage door;

FIG. 2 is a left side view thereof;

FIG. 3 is a top view thereof;

FIG. 4 is a top view with closet doors open thereof;

FIG. 5 is a front view thereof;

FIG. 6 is a rear view thereof;

FIG. 7 is a front view of another embodiment thereof; and,

FIG. 8 is a front view of another embodiment thereof.

The portions of the storage door shown in broken lines form no part of the claimed design. 

The ornamental design for a storage door, as shown and described. 